review

Signed-off-by: bitliu <[email protected]>

Author: Xunzhuo

_posts/2025-12-12-halugate.md

@@ -166,6 +166,8 @@ Just as we have keyword, embedding, and domain signals, `fact_check` is now a fi
 
 This allows decisions to be conditioned on whether the query is fact-seeking:
 
+> **Note**: Even frontier models show hallucination variance between releases. For example, [GPT-5.2's system card](https://cdn.openai.com/pdf/3a4153c8-c748-4b71-8e31-aecbde944f8d/oai_5_2_system-card.pdf) demonstrates measurable hallucination delta compared to previous versions, highlighting the importance of continuous verification regardless of model sophistication.
+
 ```yaml
 decisions:
   - name: "factual-query-with-verification"